#region Header
//
// Copyright 2003-2016 by Autodesk, Inc. 
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted, 
// provided that the above copyright notice appears in all copies and 
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting 
// documentation.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS. 
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  AUTODESK, INC. 
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to 
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//
#endregion // Header

using System;
using System.Diagnostics;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

using Autodesk.Revit.DB;

namespace RevitLookup.Snoop.Forms
{
	/// <summary>
	/// Summary description for Categories form.
	/// </summary>
	public class Categories : RevitLookup.Snoop.Forms.ObjTreeBase
	{
		public
		Categories(CategoryNameMap map)
		{
            this.Text = "Snoop Categories";
            
            m_tvObjs.BeginUpdate();
            AddObjectsToTree(map, m_tvObjs.Nodes);
            m_tvObjs.EndUpdate();
   		}

        protected void
        AddObjectsToTree(CategoryNameMap map, TreeNodeCollection curNodes)
        {
            m_tvObjs.Sorted = true;

			if (map.IsEmpty)
				return;		// nothing to add

                // iterate over the map and add items to the tree
			CategoryNameMapIterator iter = map.ForwardIterator();
			while (iter.MoveNext()) {
				TreeNode tmpNode = new TreeNode(iter.Key);
                tmpNode.Tag = iter.Current;
                curNodes.Add(tmpNode);

					// recursively add sub-nodes (if any)
				Category curCat = (Category)iter.Current;
				AddObjectsToTree(curCat.SubCategories, tmpNode.Nodes);
            }
        }

	}
}
